package com.yan.demo;

public class Test1 {
    public static void main(String[] args) {
        for (int i = 1; i <= 100; i++) {
            if(i % 7 == 0 || i % 10 == 7 || (i / 10) % 10 == 7){
                System.out.print(i + " ");
            }
        }
    }
}
